, marines identifying the gunman behind thursday's deadly shooting n at quantico. sergio lopez a 25-year-old instructor. he gunned down two of his colleagues, one male and one female inside the barracks before taking his own life. no word on a positive motive. >> in southwest florida they found the bodies of a skydiver and student. and chinese military holding a live fire missile drill over the weekend. the drill testing a new weapons system reportedly improves anti aircraft missile defenses and allow radar better to lock on to targets. >> rick: new study shows a growing number of young ultimate adults are deciding not to get credit cards. 30% of undergrads have credit cards that is down from 50% from 2010 and that sounds safe financial move it could hurt young adults and economy as a whole. brenda buttner, anchor of "bulls and bears." i guess it's a story here is that young people are avoiding debt and not getting sort of themselves mixed up in some of these predatory practices that young people have been the target in the past. so had a part of the story is good, right? >> absolutely.